Participants will also join the brand's "Hut Lovers" program, which provides members with other exclusive deals. Pizza Hut is launching a YouTube ad featuring 1990s pop artists Ace of Base as part of the promotion.

"We want to celebrate the fact that before consumers could buy books, clothes, music or vacation packages via the internet, they could place an online order for a Pizza Hut pizza," said Carrie Walsh, chief marketing officer at Pizza Hut. "We're doing so by giving back to our customers who have helped us lead the way with digital innovations over the last 20 years."

Solutions Spotlight

The responsibilities of the retail CIO can essentially be boiled down to four major roles: Business Transformer, Customer Expert and Advocate, Technology Visionary and Culture Warrior. In this e-book, Oracle chief communications officer Bob Evans examines how great retail CIOs rise to challenges of fulfilling each role, even as they inevitably gravitate toward one role over the others.